NCIS star Michael Weatherly is hanging up his gear as Special Agent Anthony DiNozzo. Before he leaves, he has a few things to say to his beloved fans. — Michael Weatherly will be missed by us all. ~NCISfanatic

THE COMPLETE LIST: Leroy Jethro Gibbs has rules that he enforces with everyone on his team, in 3x05 "Switch" he told Ziva that there are approximately fifty rules. However, not all of the rules have been revealed. Here are the rules that have been revealed so far:

Rule #6: Never apologize — Its a sign of weakness.A rule used more often than the others, but finally given a number in 7x12 'Flesh and Blood' during a great Gibbs/DiNozzo moment. The first person to use that phrase was John Wayne in, "She Wore a Yellow Ribbon." "Never apologize, mister, it. It's a sign of weakness." — In the episode 3x23 'Hiatus Part-1' DiNozzo explains to NCIS Director, Jenny Shepard, that Gibbs took this one from "The Duke himself."